./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 52f53de973aa03e2a9eaadeeb26ce30c3104ed671c54a416d14fc4c2bdab8bd9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:15:51,261 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:15:51,328 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:15:51,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:15:51,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:15:51,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:15:51,371 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:15:51,372 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:15:51,373 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:15:51,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:15:51,378 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:15:51,379 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:15:51,379 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:15:51,381 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:15:51,381 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:15:51,381 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:15:51,382 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:15:51,382 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:15:51,383 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:15:51,383 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:15:51,383 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:15:51,384 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:15:51,385 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:15:51,385 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:15:51,386 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:15:51,386 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:15:51,387 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:15:51,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:15:51,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:15:51,388 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:15:51,389 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:15:51,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:15:51,406 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:15:51,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:15:51,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:15:51,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:15:51,407 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:15:51,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:15:51,407 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:15:51,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:15:51,408 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:15:51,408 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:15:51,408 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:15:51,408 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:15:51,409 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52f53de973aa03e2a9eaadeeb26ce30c3104ed671c54a416d14fc4c2bdab8bd9 [2023-11-24 23:15:51,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:15:51,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:15:51,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:15:51,724 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:15:51,724 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:15:51,726 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2023-11-24 23:15:54,818 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:15:55,735 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:15:55,736 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2023-11-24 23:15:55,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/data/f8002191d/2cbb1ea9b6c346f1bbcfc6b49b39142f/FLAG82e954e87 [2023-11-24 23:15:55,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/data/f8002191d/2cbb1ea9b6c346f1bbcfc6b49b39142f [2023-11-24 23:15:55,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:15:55,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:15:55,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:15:55,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:15:55,852 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:15:55,853 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:15:55" (1/1) ... [2023-11-24 23:15:55,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c3fc5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:55, skipping insertion in model container [2023-11-24 23:15:55,855 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:15:55" (1/1) ... [2023-11-24 23:15:56,120 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:16:00,865 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[479863,479876] [2023-11-24 23:16:00,870 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[480032,480045] [2023-11-24 23:16:00,870 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[480199,480212] [2023-11-24 23:16:00,871 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[480367,480380] [2023-11-24 23:16:00,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:16:00,950 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:16:01,103 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5373] [2023-11-24 23:16:01,105 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5380] [2023-11-24 23:16:01,105 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5387] [2023-11-24 23:16:01,108 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5442-5443] [2023-11-24 23:16:01,108 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5448-5450] [2023-11-24 23:16:01,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5558] [2023-11-24 23:16:01,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5566] [2023-11-24 23:16:01,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5573] [2023-11-24 23:16:01,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5581] [2023-11-24 23:16:01,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5732-5733] [2023-11-24 23:16:01,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5766-5767] [2023-11-24 23:16:01,181 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6794] [2023-11-24 23:16:01,197 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7068] [2023-11-24 23:16:01,221 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7494] [2023-11-24 23:16:01,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7502] [2023-11-24 23:16:01,239 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7899] [2023-11-24 23:16:01,240 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7901] [2023-11-24 23:16:01,437 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10963] [2023-11-24 23:16:01,700 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[479863,479876] [2023-11-24 23:16:01,701 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[480032,480045] [2023-11-24 23:16:01,702 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[480199,480212] [2023-11-24 23:16:01,703 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[480367,480380] [2023-11-24 23:16:01,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:16:01,984 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:01,984 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:01,984 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:01,993 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:16:01,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01 WrapperNode [2023-11-24 23:16:01,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:16:01,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:16:01,996 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:16:01,997 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:16:02,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01" (1/1) ... [2023-11-24 23:16:02,202 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01" (1/1) ... [2023-11-24 23:16:02,607 INFO L138 Inliner]: procedures = 544, calls = 4299, calls flagged for inlining = 248, calls inlined = 231, statements flattened = 10564 [2023-11-24 23:16:02,608 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:16:02,609 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:16:02,609 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:16:02,609 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:16:02,620 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01" (1/1) ... [2023-11-24 23:16:02,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01" (1/1) ... [2023-11-24 23:16:02,695 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01" (1/1) ... [2023-11-24 23:16:02,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01" (1/1) ... [2023-11-24 23:16:03,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01" (1/1) ... [2023-11-24 23:16:03,092 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01" (1/1) ... [2023-11-24 23:16:03,129 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01" (1/1) ... [2023-11-24 23:16:03,218 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01" (1/1) ... [2023-11-24 23:16:03,313 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:16:03,314 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:16:03,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:16:03,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:16:03,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01" (1/1) ... [2023-11-24 23:16:03,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:16:03,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:16:03,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:16:03,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fbc937-1b0f-4472-b54b-9e7d0d141b98/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:16:03,410 INFO L130 BoogieDeclarations]: Found specification of procedure disable_ast [2023-11-24 23:16:03,411 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_ast [2023-11-24 23:16:03,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:16:03,411 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:16:03,411 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:16:03,411 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:16:03,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:16:03,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:16:03,412 INFO L130 BoogieDeclarations]: Found specification of procedure type4_infoblock [2023-11-24 23:16:03,412 INFO L138 BoogieDeclarations]: Found implementation of procedure type4_infoblock [2023-11-24 23:16:03,412 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_put_cache [2023-11-24 23:16:03,412 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_put_cache [2023-11-24 23:16:03,412 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-11-24 23:16:03,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-11-24 23:16:03,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_de4x5_private [2023-11-24 23:16:03,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_de4x5_private [2023-11-24 23:16:03,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-24 23:16:03,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-24 23:16:03,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_de4x5_private [2023-11-24 23:16:03,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_de4x5_private [2023-11-24 23:16:03,413 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_mii [2023-11-24 23:16:03,414 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_mii [2023-11-24 23:16:03,414 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_switch_mac_port [2023-11-24 23:16:03,414 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_switch_mac_port [2023-11-24 23:16:03,414 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:16:03,414 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:16:03,414 INFO L130 BoogieDeclarations]: Found specification of procedure srom_latch [2023-11-24 23:16:03,414 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_latch [2023-11-24 23:16:03,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2023-11-24 23:16:03,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2023-11-24 23:16:03,415 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:16:03,415 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:16:03,415 INFO L130 BoogieDeclarations]: Found specification of procedure build_setup_frame [2023-11-24 23:16:03,415 INFO L138 BoogieDeclarations]: Found implementation of procedure build_setup_frame [2023-11-24 23:16:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure type2_infoblock [2023-11-24 23:16:03,416 INFO L138 BoogieDeclarations]: Found implementation of procedure type2_infoblock [2023-11-24 23:16:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure type0_infoblock [2023-11-24 23:16:03,416 INFO L138 BoogieDeclarations]: Found implementation of procedure type0_infoblock [2023-11-24 23:16:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-24 23:16:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-11-24 23:16:03,416 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-11-24 23:16:03,417 INFO L130 BoogieDeclarations]: Found specification of procedure DevicePresent [2023-11-24 23:16:03,417 INFO L138 BoogieDeclarations]: Found implementation of procedure DevicePresent [2023-11-24 23:16:03,417 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-24 23:16:03,417 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-24 23:16:03,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:16:03,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:16:03,417 INFO L130 BoogieDeclarations]: Found specification of procedure dc21143_infoleaf [2023-11-24 23:16:03,418 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21143_infoleaf [2023-11-24 23:16:03,418 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2023-11-24 23:16:03,418 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2023-11-24 23:16:03,418 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:16:03,418 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:16:03,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:16:03,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:16:03,419 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-24 23:16:03,419 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_sw_reset [2023-11-24 23:16:03,419 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_sw_reset [2023-11-24 23:16:03,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:16:03,419 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2023-11-24 23:16:03,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2023-11-24 23:16:03,419 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-24 23:16:03,420 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-24 23:16:03,420 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-11-24 23:16:03,420 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-11-24 23:16:03,420 INFO L130 BoogieDeclarations]: Found specification of procedure is_spd_100 [2023-11-24 23:16:03,420 INFO L138 BoogieDeclarations]: Found implementation of procedure is_spd_100 [2023-11-24 23:16:03,420 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:16:03,421 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:16:03,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:16:03,421 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-24 23:16:03,421 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-24 23:16:03,421 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_mii [2023-11-24 23:16:03,421 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_mii [2023-11-24 23:16:03,421 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_rx_buffs [2023-11-24 23:16:03,421 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_rx_buffs [2023-11-24 23:16:03,422 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:16:03,422 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:16:03,422 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-24 23:16:03,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-24 23:16:03,422 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-24 23:16:03,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-24 23:16:03,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:16:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:16:03,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:16:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:16:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:16:03,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:16:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:16:03,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:16:03,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-24 23:16:03,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-24 23:16:03,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:16:03,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:16:03,424 INFO L130 BoogieDeclarations]: Found specification of procedure ping_media [2023-11-24 23:16:03,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ping_media [2023-11-24 23:16:03,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:16:03,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:16:03,425 INFO L130 BoogieDeclarations]: Found specification of procedure srom_autoconf [2023-11-24 23:16:03,425 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_autoconf [2023-11-24 23:16:03,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:16:03,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:16:03,425 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-24 23:16:03,425 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-24 23:16:03,426 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_tx [2023-11-24 23:16:03,426 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_tx [2023-11-24 23:16:03,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-24 23:16:03,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-24 23:16:03,426 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2023-11-24 23:16:03,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2023-11-24 23:16:03,427 INFO L130 BoogieDeclarations]: Found specification of procedure srom_rd [2023-11-24 23:16:03,427 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_rd [2023-11-24 23:16:03,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:16:03,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:16:03,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:16:03,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-24 23:16:03,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-24 23:16:03,428 INFO L130 BoogieDeclarations]: Found specification of procedure SetMulticastFilter [2023-11-24 23:16:03,428 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMulticastFilter [2023-11-24 23:16:03,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:16:03,428 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ioctl [2023-11-24 23:16:03,428 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ioctl [2023-11-24 23:16:03,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:16:03,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:16:03,429 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:16:03,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:16:03,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:16:03,429 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:16:03,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:16:03,429 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_srom [2023-11-24 23:16:03,430 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_srom [2023-11-24 23:16:03,430 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-24 23:16:03,430 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-24 23:16:03,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:16:03,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:16:03,430 INFO L130 BoogieDeclarations]: Found specification of procedure mii_swap [2023-11-24 23:16:03,430 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_swap [2023-11-24 23:16:03,431 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_reset_phy [2023-11-24 23:16:03,431 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_reset_phy [2023-11-24 23:16:03,431 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_putb_cache [2023-11-24 23:16:03,431 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_putb_cache [2023-11-24 23:16:03,431 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-24 23:16:03,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-24 23:16:03,431 INFO L130 BoogieDeclarations]: Found specification of procedure dc21142_infoleaf [2023-11-24 23:16:03,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21142_infoleaf [2023-11-24 23:16:03,432 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:16:03,432 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:16:03,432 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_stats [2023-11-24 23:16:03,432 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_stats [2023-11-24 23:16:03,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:16:03,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:16:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-24 23:16:03,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-24 23:16:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init_connection [2023-11-24 23:16:03,433 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init_connection [2023-11-24 23:16:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wr [2023-11-24 23:16:03,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wr [2023-11-24 23:16:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:16:03,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:16:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_state [2023-11-24 23:16:03,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_state [2023-11-24 23:16:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-24 23:16:03,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-24 23:16:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure type3_infoblock [2023-11-24 23:16:03,435 INFO L138 BoogieDeclarations]: Found implementation of procedure type3_infoblock [2023-11-24 23:16:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:16:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:16:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:16:03,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:16:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure reset_init_sia [2023-11-24 23:16:03,435 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_init_sia [2023-11-24 23:16:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-24 23:16:03,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-24 23:16:03,436 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-24 23:16:03,436 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-24 23:16:03,436 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_alloc_rx_buff [2023-11-24 23:16:03,436 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_alloc_rx_buff [2023-11-24 23:16:03,436 INFO L130 BoogieDeclarations]: Found specification of procedure test_for_100Mb [2023-11-24 23:16:03,437 INFO L138 BoogieDeclarations]: Found implementation of procedure test_for_100Mb [2023-11-24 23:16:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-24 23:16:03,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-24 23:16:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure type5_infoblock [2023-11-24 23:16:03,437 INFO L138 BoogieDeclarations]: Found implementation of procedure type5_infoblock [2023-11-24 23:16:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure load_packet [2023-11-24 23:16:03,437 INFO L138 BoogieDeclarations]: Found implementation of procedure load_packet [2023-11-24 23:16:03,438 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140m_autoconf [2023-11-24 23:16:03,438 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140m_autoconf [2023-11-24 23:16:03,438 INFO L130 BoogieDeclarations]: Found specification of procedure is_100_up [2023-11-24 23:16:03,438 INFO L138 BoogieDeclarations]: Found implementation of procedure is_100_up [2023-11-24 23:16:03,438 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_open [2023-11-24 23:16:03,438 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_open [2023-11-24 23:16:03,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:16:03,439 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:16:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ta [2023-11-24 23:16:03,439 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ta [2023-11-24 23:16:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:16:03,439 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:16:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_autoconf [2023-11-24 23:16:03,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_autoconf [2023-11-24 23:16:03,440 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-11-24 23:16:03,440 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-11-24 23:16:03,440 INFO L130 BoogieDeclarations]: Found specification of procedure test_mii_reg [2023-11-24 23:16:03,440 INFO L138 BoogieDeclarations]: Found implementation of procedure test_mii_reg [2023-11-24 23:16:03,440 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_cache_state [2023-11-24 23:16:03,440 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_cache_state [2023-11-24 23:16:03,440 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-24 23:16:03,441 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-24 23:16:03,441 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_pci_remove [2023-11-24 23:16:03,441 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_pci_remove [2023-11-24 23:16:03,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:16:03,441 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_media [2023-11-24 23:16:03,441 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_media [2023-11-24 23:16:03,441 INFO L130 BoogieDeclarations]: Found specification of procedure autoconf_media [2023-11-24 23:16:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconf_media [2023-11-24 23:16:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_autoconf [2023-11-24 23:16:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_autoconf [2023-11-24 23:16:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rd [2023-11-24 23:16:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rd [2023-11-24 23:16:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:16:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ast [2023-11-24 23:16:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ast [2023-11-24 23:16:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2023-11-24 23:16:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2023-11-24 23:16:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2023-11-24 23:16:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2023-11-24 23:16:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:16:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-24 23:16:03,444 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-24 23:16:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure is_10_up [2023-11-24 23:16:03,444 INFO L138 BoogieDeclarations]: Found implementation of procedure is_10_up [2023-11-24 23:16:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:16:03,444 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:16:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:16:03,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:16:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-24 23:16:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-24 23:16:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure is_anc_capable [2023-11-24 23:16:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure is_anc_capable [2023-11-24 23:16:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure type1_infoblock [2023-11-24 23:16:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure type1_infoblock [2023-11-24 23:16:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:16:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:16:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-24 23:16:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-24 23:16:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-24 23:16:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-24 23:16:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140_infoleaf [2023-11-24 23:16:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140_infoleaf [2023-11-24 23:16:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:16:03,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:16:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-24 23:16:03,447 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-24 23:16:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_queue_pkt [2023-11-24 23:16:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_queue_pkt [2023-11-24 23:16:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure test_media [2023-11-24 23:16:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure test_media [2023-11-24 23:16:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buffs [2023-11-24 23:16:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buffs [2023-11-24 23:16:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2023-11-24 23:16:03,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2023-11-24 23:16:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-24 23:16:03,449 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-24 23:16:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:16:03,449 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:16:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:16:03,449 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:16:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init [2023-11-24 23:16:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init [2023-11-24 23:16:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-24 23:16:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-24 23:16:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_73 [2023-11-24 23:16:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_73 [2023-11-24 23:16:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_infoleaf [2023-11-24 23:16:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_infoleaf [2023-11-24 23:16:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:16:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure srom_exec [2023-11-24 23:16:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_exec [2023-11-24 23:16:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:16:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:16:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure gep_wr [2023-11-24 23:16:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_wr [2023-11-24 23:16:03,452 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-24 23:16:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-24 23:16:03,452 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_srom [2023-11-24 23:16:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_srom [2023-11-24 23:16:03,452 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-24 23:16:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-24 23:16:03,452 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_cache [2023-11-24 23:16:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_cache [2023-11-24 23:16:03,453 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_suspect_state [2023-11-24 23:16:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_suspect_state [2023-11-24 23:16:03,453 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_mii [2023-11-24 23:16:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_mii [2023-11-24 23:16:03,453 INFO L130 BoogieDeclarations]: Found specification of procedure compact_infoblock [2023-11-24 23:16:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure compact_infoblock [2023-11-24 23:16:03,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:16:03,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:16:03,454 INFO L130 BoogieDeclarations]: Found specification of procedure gep_rd [2023-11-24 23:16:03,454 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_rd [2023-11-24 23:16:03,454 INFO L130 BoogieDeclarations]: Found specification of procedure mii_address [2023-11-24 23:16:03,454 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_address [2023-11-24 23:16:03,454 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buff [2023-11-24 23:16:03,454 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buff [2023-11-24 23:16:03,455 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_setup_intr [2023-11-24 23:16:03,455 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_setup_intr [2023-11-24 23:16:03,455 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_save_skbs [2023-11-24 23:16:03,455 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_save_skbs [2023-11-24 23:16:03,455 INFO L130 BoogieDeclarations]: Found specification of procedure dc2114x_autoconf [2023-11-24 23:16:03,455 INFO L138 BoogieDeclarations]: Found implementation of procedure dc2114x_autoconf [2023-11-24 23:16:03,455 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-24 23:16:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-24 23:16:03,456 INFO L130 BoogieDeclarations]: Found specification of procedure srom_map_media [2023-11-24 23:16:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_map_media [2023-11-24 23:16:03,456 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_strncmp [2023-11-24 23:16:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_strncmp [2023-11-24 23:16:03,456 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-24 23:16:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-24 23:16:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_close [2023-11-24 23:16:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_close [2023-11-24 23:16:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure yawn [2023-11-24 23:16:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure yawn [2023-11-24 23:16:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wdata [2023-11-24 23:16:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wdata [2023-11-24 23:16:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:16:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:16:03,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:16:03,458 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-24 23:16:04,758 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:16:04,764 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:16:05,368 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:16:17,480 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:16:17,934 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:16:29,599 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:16:29,599 INFO L309 CfgBuilder]: Removed 17 assume(true) statements. [2023-11-24 23:16:29,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:16:29 BoogieIcfgContainer [2023-11-24 23:16:29,603 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:16:29,606 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:16:29,606 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:16:29,609 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:16:29,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:15:55" (1/3) ... [2023-11-24 23:16:29,610 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4102f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:16:29, skipping insertion in model container [2023-11-24 23:16:29,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:01" (2/3) ... [2023-11-24 23:16:29,611 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4102f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:16:29, skipping insertion in model container [2023-11-24 23:16:29,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:16:29" (3/3) ... [2023-11-24 23:16:29,613 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2023-11-24 23:16:29,633 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:16:29,633 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-24 23:16:29,758 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:16:29,769 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@218d0848, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:16:29,769 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-24 23:16:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand has 3230 states, 2022 states have (on average 1.334322453016815) internal successors, (2698), 2082 states have internal predecessors, (2698), 1068 states have call successors, (1068), 154 states have call predecessors, (1068), 153 states have return successors, (1061), 1047 states have call predecessors, (1061), 1061 states have call successors, (1061) [2023-11-24 23:16:29,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-24 23:16:29,807 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:16:29,808 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:16:29,808 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-24 23:16:29,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:16:29,814 INFO L85 PathProgramCache]: Analyzing trace with hash -859528113, now seen corresponding path program 1 times [2023-11-24 23:16:29,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:16:29,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107323809] [2023-11-24 23:16:29,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:29,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:16:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:16:31,595 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-11-24 23:16:31,597 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:16:31,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107323809] [2023-11-24 23:16:31,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107323809] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:16:31,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:16:31,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:16:31,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445115198] [2023-11-24 23:16:31,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:16:31,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:16:31,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:16:31,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:16:31,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:16:31,652 INFO L87 Difference]: Start difference. First operand has 3230 states, 2022 states have (on average 1.334322453016815) internal successors, (2698), 2082 states have internal predecessors, (2698), 1068 states have call successors, (1068), 154 states have call predecessors, (1068), 153 states have return successors, (1061), 1047 states have call predecessors, (1061), 1061 states have call successors, (1061) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-24 23:16:33,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:16:35,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []